1 package ch.qos.logback.classic.spi; 2 3 // non serializable object 4 public class LuckyCharms { 5 int id; 6 7 LuckyCharms(int id) { 8 this.id= id; 9 } 10 11 @Override 12 public String toString() { 13 return "LC("+id+")"; 14 } 15 }